cloudinit/system/systemd_test.go
2014-05-06 16:13:21 -07:00

126 lines
2.7 KiB
Go

package system
import (
"io/ioutil"
"os"
"path"
"testing"
)
func TestPlaceNetworkUnit(t *testing.T) {
u := Unit{
Name: "50-eth0.network",
Runtime: true,
Content: `[Match]
Name=eth47
[Network]
Address=10.209.171.177/19
`,
}
dir, err := ioutil.TempDir(os.TempDir(), "coreos-cloudinit-")
if err != nil {
t.Fatalf("Unable to create tempdir: %v", err)
}
defer os.RemoveAll(dir)
dst := UnitDestination(&u, dir)
expectDst := path.Join(dir, "run", "systemd", "network", "50-eth0.network")
if dst != expectDst {
t.Fatalf("UnitDestination returned %s, expected %s", dst, expectDst)
}
if err := PlaceUnit(&u, dst); err != nil {
t.Fatalf("PlaceUnit failed: %v", err)
}
fi, err := os.Stat(dst)
if err != nil {
t.Fatalf("Unable to stat file: %v", err)
}
if fi.Mode() != os.FileMode(0644) {
t.Errorf("File has incorrect mode: %v", fi.Mode())
}
contents, err := ioutil.ReadFile(dst)
if err != nil {
t.Fatalf("Unable to read expected file: %v", err)
}
expectContents := `[Match]
Name=eth47
[Network]
Address=10.209.171.177/19
`
if string(contents) != expectContents {
t.Fatalf("File has incorrect contents '%s'.\nExpected '%s'", string(contents), expectContents)
}
}
func TestPlaceMountUnit(t *testing.T) {
u := Unit{
Name: "media-state.mount",
Runtime: false,
Content: `[Mount]
What=/dev/sdb1
Where=/media/state
`,
}
dir, err := ioutil.TempDir(os.TempDir(), "coreos-cloudinit-")
if err != nil {
t.Fatalf("Unable to create tempdir: %v", err)
}
defer os.RemoveAll(dir)
dst := UnitDestination(&u, dir)
expectDst := path.Join(dir, "etc", "systemd", "system", "media-state.mount")
if dst != expectDst {
t.Fatalf("UnitDestination returned %s, expected %s", dst, expectDst)
}
if err := PlaceUnit(&u, dst); err != nil {
t.Fatalf("PlaceUnit failed: %v", err)
}
fi, err := os.Stat(dst)
if err != nil {
t.Fatalf("Unable to stat file: %v", err)
}
if fi.Mode() != os.FileMode(0644) {
t.Errorf("File has incorrect mode: %v", fi.Mode())
}
contents, err := ioutil.ReadFile(dst)
if err != nil {
t.Fatalf("Unable to read expected file: %v", err)
}
expectContents := `[Mount]
What=/dev/sdb1
Where=/media/state
`
if string(contents) != expectContents {
t.Fatalf("File has incorrect contents '%s'.\nExpected '%s'", string(contents), expectContents)
}
}
func TestMachineID(t *testing.T) {
dir, err := ioutil.TempDir(os.TempDir(), "coreos-cloudinit-")
if err != nil {
t.Fatalf("Unable to create tempdir: %v", err)
}
defer os.RemoveAll(dir)
os.Mkdir(path.Join(dir, "etc"), os.FileMode(0755))
ioutil.WriteFile(path.Join(dir, "etc", "machine-id"), []byte("node007\n"), os.FileMode(0444))
if MachineID(dir) != "node007" {
t.Fatalf("File has incorrect contents")
}
}